Running Races in Connecticut — 2026

There are 240 running races in Connecticut in 2026 across 118 cities. The next upcoming race is the Riverfront Hartford 4 Mile in Hartford on July 23. Popular distances include 5K races, 10K races, ultras.

LYSB Midsummer Run

Sat, Jul 25 · Old Lyme, CT Old Lyme

Road Kids K5K Run5K Walk

From $10 Open Closing Soon

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Woodmont 5K

Sat, Jul 25 · Milford, CT Milford

Road 5K Run

From $30 Open Closing Soon

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Southwest Cafe Margarita 5K

Sat, Jul 25 · Ridgefield, CT Ridgefield

Road Southwest Cafe Margarita 5k

From $35 Open Closing Soon

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New Milford Parks & Recreation Road Race

Sat, Jul 25 · New Milford, CT New Milford

Road 5K8 MileKids Run the Green

From $5 Open Closing Soon 50 spots left

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Valley of Hartford 5K Road Race

Sat, Jul 25 · Newington, CT Newington

Road Valley of Hartford 5K Road Race

From $30 Open Closing Soon

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Surfin' Santa's Christmas In July 5k & Holiday Stroll

Sun, Jul 26 · Stratford, CT Stratford

Road Surfin' Santa's Christmas In July Holiday One Mile StrollSurfin' Santa's Christmas In July 5k

From $30 Open Closing Soon

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LivSports Youth Hockey Summer Camp

Mon, Jul 27 · Bridgeport, CT Bridgeport

Mite Skater (8u)Squirt Skater (10u)PeeWee Skater (12u)+ +3

From $200 Open Closing Soon 2 spots left

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Lake Terramuggus Sprint Triathlon #4

Thu, Jul 30 · Marlborough, CT Marlborough

Triathlon Super Sprint TriAqua BikeSprint Relay Tri +1

From $35 Open Closing Soon

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The Trumbull Rotary Sunset 5k Run & Walk

Fri, Jul 31 · Trumbull, CT Trumbull

Road Trumbull Sunset Untimed Walk onlyTrumbull Sunset 5K Run & Walk 19 & OVER onlyTrumbull Sunset 5K Run & Walk 18 & UNDER only +1

From $0 Open Closing Soon

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CT Hospice Miles for Memories

Sat, Aug 1 · Branford, CT Branford

1 Mile Walk2 Mile Walk

From $30 Open Closing Soon

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Pete Hawley People's 7

Sat, Aug 1 · Barkhamsted, CT Barkhamsted

Trail Pete Hawley People's 7

From $20 Open Closing Soon 100 spots left

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It's All Downhill From Here 5K

Sat, Aug 1 · Wilton, CT Wilton

Road 5K Run

From $30 Open Closing Soon

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64th Annual Ocean Beach/John & Jessie Kelley Half Marathon

Sat, Aug 1 · New London, CT New London

Open Closing Soon

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Race4Chase Triathlon Program FINALE Race: Connecticut

Sat, Aug 1 · Southington, CT Southington

Triathlon Race4Chase Triathlon Program FINALE Race: Connecticut

From $0 Open Closing Soon

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Roxbury Road Race Series #20

Sat, Aug 1 · Roxbury, CT Roxbury

Road 4.7 Miles

From $10 Open Closing Soon

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Boys & Girls Club of Milford Ice Cream Run (5K)

Sun, Aug 2 · Milford, CT Milford

Road 5K

From $30 Open Closing Soon

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Griswold I scream, you scream, there won’t be any ice cream 1 miler

Sun, Aug 2 · Griswold, CT Griswold

Road Griswold Wave 1Griswold Wave 2

From $25 Open Closing Soon 30 spots left

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LivSports Youth Baseball Summer Camp

Mon, Aug 3 · Bridgeport, CT Bridgeport

Prospects (6-8 Year Olds)Big Leaguers (11-12 Year Olds)Rookies (9-10 Year Olds)

From $100 Open Closing Soon 15 spots left

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Stonington Cross Country 5K

Wed, Aug 5 · Pawcatuck, CT Pawcatuck

Open

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East Haddam Sprint and Family Fun Triathlon

Sat, Aug 8 · Moodus, CT Moodus

Triathlon East Haddam Sprint Triathlon TEAM REGISTRATIONEast Haddam Family Fun INDIVIDUAL REGISTRATIONEast Haddam Family Fun TEAM REGISTRATION +2

From $0 Open

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Follow Natural Fitness Women's Health 5K

Sat, Aug 8 · Bridgeport, CT Bridgeport

Road FNF Run for Women's Health UNTIMED 1 MileFNF Run for Women's Health 5K

From $25 Open

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2026 Natchaug 5K Color Run & Walk

Sat, Aug 8 · Mansfield Center, CT Mansfield Center

Road 17 and Under5K Run5K Fun Walk (Not timed)

From $15 Open

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The Perogie Dash

Sat, Aug 8 · Danbury, CT Danbury

Road 1K Kids Fun Run5K Run and Health Walk

From $25 Open Closing Soon

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Woofbridge 5k Run/2 Mile Walk

Sat, Aug 8 · Woodbridge, CT Woodbridge

Road Woofbridge 5k Run/2 Mile Walk

From $30 Open

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Roxbury Road Race Series #21

Sat, Aug 8 · Roxbury, CT Roxbury

Road 6.4 Miles

From $10 Open

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Run for Wishes 5K Benefitting MAKE-A-WISH® CONNECTICUT

Sun, Aug 9 · Stratford, CT Stratford

Road STAR 99.9 Surfside Hotel Run for Wishes 5K (20 & under)STAR 99.9 Surfside Hotel Run for Wishes 5K (21 & over)

From $25 Open Closing Soon

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Run the Vineyards - Priam Vineyards 5K

Sun, Aug 9 · Colchester, CT Colchester

Road 5K

From $42 Open

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12th Annual Step Up for the Brave

Mon, Aug 10 · Fairfield, CT Fairfield

Virtual 40,000 Step UP - VIRTUAL Challenge onlySTEP UP Run / Stair Climb ChallengeSTEP UP Walk Challenge + 40,000 Step Virtual Challenge

From $40 Open

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MAD 5K

Sat, Aug 15 · New London, CT New London

Road MAD 5K

From $35 Open

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Run for Unity

Sat, Aug 15 · New London, CT New London

Run for Unity

From $35 Open

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Bikes & Beers Branford

Sat, Aug 15 · Branford, CT Branford

15 MILE (10:00 AM Start Time)30 MILE (9:00 AM Start Time)30 MILE (9:30 AM Start Time) +3

From $27.53 Open

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Jill's Race for MS

Sat, Aug 15 · Beacon Falls, CT Beacon Falls

Road 5k Run/Walk5k Run/Walk Under 16

From $10 Open

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Lake Terramuggus Olympic Triathlon

Sat, Aug 15 · Marlborough, CT Marlborough

Triathlon AquabikeOlympic Relay TriOlympic Tri

From $85 Open

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Roxbury Road Race Series #22

Sat, Aug 15 · Roxbury, CT Roxbury

Road 4.2 Miles

From $10 Open

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2nd Annual Rocky Hill 2M Run & Kids Run

Sat, Aug 15 · Rocky Hill, CT Rocky Hill

Road Kids Fun Run2M Trail Run

From $5 Open Closing Soon

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Scotland's Washed Out Bridge Endurance Challenge

Sat, Aug 15 · Scotland, CT Scotland

Road 2nd Annual Scotland's Washed Out Bridge Endurance Challenge

From $25 Open

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Mohegan Striders 4-Miler at Sneekers

Sun, Aug 16 · Groton, CT Groton

Road 4 Mile Race

From $20 Open

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Battle of Stonington 5K

Tue, Aug 18 · Stonington, CT Stonington

Road 5K: Walk or Run

From $32 Open Closing Soon

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Amber Room Run from the Sun 5K

Thu, Aug 20 · Danbury, CT Danbury

Virtual 5KVirtual 5K

From $45 Open

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PATH TO THE PARADE 5K

Fri, Aug 21 · Hamden, CT Hamden

Virtual Path to the Parade 5k Virtual RacePath to the Parade 5k WALKPath to the Parade 5k

From $35 Open Closing Soon

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Shore 2 The Pour Beach Run 2026

Sat, Aug 22 · Stratford, CT Stratford

Road Shore 2 the Pour Beach RunFree Kids Fun Run

From $0 Open

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The Bridgeport Mile: Track Style

Sat, Aug 22 · Bridgeport, CT Bridgeport

Road Sub 5 min mile8-8.59 min mile7-7.59 min mile +5

From $25 Open 100 spots left

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17th Annual Saybrook Point 5k Road Race

Sat, Aug 22 · Old Saybrook, CT Old Saybrook

Road Saybrook Point 5K

From $30 Open

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Roxbury Road Race Series #23

Sat, Aug 22 · Roxbury, CT Roxbury

Road 7.2 Miles- The Boot

From $10 Open

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Healthy Kids Running Series Fall 2026 - Pomfret, CT

Sun, Aug 23 · Pomfret, CT Pomfret

Road Single Day Walk Up Week 4PreK 2/3 Yr Old - 50 Yard DashPreK 4/5 Yr Old - 75 Yard Dash +21

From $15 Open Closing Soon

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2026 Unite to Fight 5K Run/Walk

Sun, Aug 23 · Stamford, CT Stamford

Virtual Unite to Fight 5KVirtual 5KKids Fun Run

From $10 Open

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Sgt Scoulars Overdose Awareness and Recovery 5K Run

Sat, Aug 29 · New Milford, CT New Milford

Open

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Roxbury Road Race Series #24

Sat, Aug 29 · Roxbury, CT Roxbury

Road GUESS YOUR PACE RACE

From $10 Open

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2026 Killingworth Road Race 4 Miles

Sat, Aug 29 · Killingworth, CT Killingworth

Road 4M run

From $25 Open Closing Soon

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Be Happy Road Race

Sun, Aug 30 · Ellington, CT Ellington

Virtual Kid Fun Run 1K - LIVE IN PERSONVirtual 5K Run5K RUN/WALK - LIVE IN PERSON +3

From $20 Open 2 spots left

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